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EP 3 378 246 A1

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(43) Date of publication: 26.09.2018 Bulletin 2018/39 (21) Application number: 15795155.9 (22) Date of filing: 16.11.2015

(51) International Patent Classification (IPC):  H04W 8/00(2009.01) H04W 36/00(2009.01) H04W 72/04(2009.01) H04W 24/10(2009.01) H04W 48/12(2009.01) (86) International application number: PCT/EP2015/076645 (87) International publication number: WO 2017/084685 (26.05.2017 Gazette 2017/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: MA MD (71) Applicant: Nokia Solutions and Networks Oy 02610 Espoo (FI)	(72) Inventors: DALSGAARD, Lars FI-90230 Oulu (FI) VIRTEJ, Elena FI-02100 Espoo (FI) LUNDEN, Jari Petteri FI-02230 Espoo (FI) (74) Representative: Borgström, Markus  Nokia Solutions and Networks GmbH & Co. KG T&I IPR Patent Administration St.-Martin-Straße 76 80240 München 80240 München (DE)